Seminars and Talks 11:00 - 12:00, January 19, 2017 (Thursday) R519, Astronomy-Mathematics Building, NTU Monotone and Multigrid Schemes for Solving Optimal Mass Transport Problem arising from Nonrigid Image Registration 13:00 - 15:00, January 19, 2017 (Thursday) R201, Astronomy-Mathematics Building, NTU Sarnak Conjecture